Patents/Inventors

Kei Oomoto

TokyoJP4 patents

5 Patents

USD11033842025
Medical Marking Pen
0 cites
US124727662025
Surgical Ink, Production Method for Said Ink, and Surgical Pen Using Said Ink
YASUI CO., Ltd.
0 cites
US122077222025
Applicator
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
USD09987082023
Writing Instrument
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
USD09947712023
Writing Instrument
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites